MAGETWO-97326: [Backport 2.1.x] Mysql reconnect does not work

Author: Yevhen Miroshnychenko

dev/tests/integration/testsuite/Magento/Framework/DB/Adapter/Pdo/MysqlTest.php

@@ -6,7 +6,6 @@
 namespace Magento\Framework\DB\Adapter\Pdo;
 
 use Magento\Framework\App\ResourceConnection;
-use Magento\Framework\DB\Ddl\Table;
 use Magento\TestFramework\Helper\Bootstrap;
 
 class MysqlTest extends \PHPUnit_Framework_TestCase
@@ -131,70 +130,4 @@ public function testDescribeTable()
             $this->getDbAdapter()->describeTable($tableName)
         );
     }
-
-    /**
-     * Test that Zend_Db_Expr can be used as a column default value.
-     * @see https://github.com/magento/magento2/pull/9131
-     */
-    public function testCreateTableColumnWithExpressionAsColumnDefaultValue()
-    {
-        $adapter = $this->getDbAdapter();
-        $tableName = 'table_column_with_expression_as_column_default_value';
-
-        $table = $adapter
-            ->newTable($tableName)
-            ->addColumn(
-                'row_id',
-                Table::TYPE_INTEGER,
-                null,
-                ['identity' => true, 'unsigned' => true, 'nullable' => false, 'primary' => true],
-                'Row Id'
-            )
-            ->addColumn(
-                'created_at',
-                Table::TYPE_DATETIME,
-                null,
-                ['default' => new \Zend_Db_Expr('CURRENT_TIMESTAMP')]
-            )
-            ->addColumn(
-                'integer_column',
-                Table::TYPE_INTEGER,
-                11,
-                ['default' => 123456]
-            )->addColumn(
-                'string_column',
-                Table::TYPE_TEXT,
-                255,
-                ['default' => 'default test text']
-            )
-            ->setComment('Test table column with expression as column default value');
-        $adapter->createTable($table);
-
-        $tableDescription = $adapter->describeTable($tableName);
-
-        //clean up database from test table
-        $adapter->dropTable($tableName);
-
-        $this->assertArrayHasKey('created_at', $tableDescription, 'Column created_at does not exists');
-        $this->assertArrayHasKey('integer_column', $tableDescription, 'Column integer_column does not exists');
-        $this->assertArrayHasKey('string_column', $tableDescription, 'Column string_column does not exists');
-        $dateColumn = $tableDescription['created_at'];
-        $intColumn = $tableDescription['integer_column'];
-        $stringColumn = $tableDescription['string_column'];
-
-        //Test default value with expression
-        $this->assertEquals('created_at', $dateColumn['COLUMN_NAME'], 'Incorrect column name');
-        $this->assertEquals(Table::TYPE_DATETIME, $dateColumn['DATA_TYPE'], 'Incorrect column type');
-        $this->assertEquals('CURRENT_TIMESTAMP', $dateColumn['DEFAULT'], 'Incorrect column default expression value');
-
-        //Test default value with integer value
-        $this->assertEquals('integer_column', $intColumn['COLUMN_NAME'], 'Incorrect column name');
-        $this->assertEquals('int', $intColumn['DATA_TYPE'], 'Incorrect column type');
-        $this->assertEquals(123456, $intColumn['DEFAULT'], 'Incorrect column default integer value');
-
-        //Test default value with string value
-        $this->assertEquals('string_column', $stringColumn['COLUMN_NAME'], 'Incorrect column name');
-        $this->assertEquals('varchar', $stringColumn['DATA_TYPE'], 'Incorrect column type');
-        $this->assertEquals('default test text', $stringColumn['DEFAULT'], 'Incorrect column default string value');
-    }
 }